Method drawScene

source/MRViewer/MRViewer.cpp:1910–1960

}

void Viewer::drawScene( FramebufferData* framebuffer )
{
    MR_TIMER;
    if ( alphaSortEnabled_ )
        alphaSorter_->clearTransparencyTextures();

    int numTransparent = 0;
    for ( auto& viewport : viewport_list )
        viewport.preDraw();

    signals_->preDrawPostViewportSignal();

    bool depthPeeling = isDepthPeelingEnabled();

    for ( const auto& viewport : viewport_list )
    {
        viewport.recursiveDraw( SceneRoot::get(), DepthFunction::Default, AffineXf3f(), RenderModelPassMask::Opaque, alphaSortEnabled_ );
        viewport.recursiveDraw( SceneRoot::get(), DepthFunction::Default, AffineXf3f(), RenderModelPassMask::VolumeRendering, alphaSortEnabled_ );
        if ( !depthPeeling )
            viewport.recursiveDraw( SceneRoot::get(), DepthFunction::Default, AffineXf3f(), RenderModelPassMask::Transparent, alphaSortEnabled_, &numTransparent );
    }

    bool depthPeelerPostDrawNeeded = false;
    if ( depthPeeling )
    {
        depthPeelerPostDrawNeeded = depthPeeler_->doPasses( framebuffer );
    }

    signals_->drawSignal();

    if ( depthPeelerPostDrawNeeded )
    {
        depthPeeler_->draw();
    }

    if ( numTransparent > 0 && alphaSortEnabled_ )
    {
        alphaSorter_->drawTransparencyTextureToScreen();
        alphaSorter_->clearTransparencyTextures();
    }
    // draw after alpha texture
    for ( const auto& viewport : viewport_list )
        viewport.recursiveDraw( SceneRoot::get(), DepthFunction::Default, AffineXf3f(), RenderModelPassMask::NoDepthTest, alphaSortEnabled_ );

    signals_->postDrawPreViewportSignal();

    for ( const auto& viewport : viewport_list )
        viewport.postDraw();

    resetRedraw_();
}

void Viewer::setupScene()
{